Model Comparison
Comprehensive side-by-side analysis of model capabilities and performance

Claude 3.5 Sonnet
Anthropic
Claude 3.5 Sonnet is a multimodal language model developed by Anthropic. This model demonstrates exceptional performance with an average score of 84.1% across 9 benchmarks. It excels particularly in GSM8k (96.4%), BIG-Bench Hard (93.1%), HumanEval (92.0%). It supports a 400K token context window for handling large documents. The model is available through 2 API providers. As a multimodal model, it can process and understand text, images, and other input formats seamlessly. Released in 2024, it represents Anthropic's latest advancement in AI technology.

o3-pro
OpenAI
o3-pro is a multimodal language model developed by OpenAI. It supports a 300K token context window for handling large documents. The model is available through 1 API provider. As a multimodal model, it can process and understand text, images, and other input formats seamlessly. Released in 2025, it represents OpenAI's latest advancement in AI technology.

Claude 3.5 Sonnet
Anthropic
2024-06-21

o3-pro
OpenAI
2025-06-10
11 months newer
Pricing Comparison
Cost per million tokens (USD)

Claude 3.5 Sonnet

o3-pro
Performance Metrics
Context window and performance specifications

Claude 3.5 Sonnet

o3-pro
o3-pro
2024-05-31
Provider Availability & Performance
Available providers and their performance metrics

Claude 3.5 Sonnet
Bedrock

o3-pro
OpenAI

Claude 3.5 Sonnet

o3-pro